27995980

素因数分解:

$2^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{4229}}^1$

素因数の和:4569

約数の個数: 24

約数和(自身を含む): 58983120

約数和(自身を除く): 30987140

約数列:

[1, 2, 4, 5, 10, 20, 331, 662, 1324, 1655, 3310, 4229, 6620, 8458, 16916, 21145, 42290, 84580, 1399799, 2799598, 5599196, 6998995, 13997990, 27995980]

約数ペア:

[(1, 27995980), (2, 13997990), (4, 6998995), (5, 5599196), (10, 2799598), (20, 1399799), (331, 84580), (662, 42290), (1324, 21145), (1655, 16916), (3310, 8458), (4229, 6620)]